docs: def parse_vals(cfg,section,option):
      """parse comma separated values in debian control file style from .cfg"""
      try:
          vals = cfg.get(section,option)
      except ConfigParser.NoSectionError as err:
          if section != 'DEFAULT':
              vals = cfg.get('DEFAULT',option)
          else:
              raise err
      vals = vals.split('#')[0]
      vals = vals.strip()
      vals = vals.split(',')
      vals = [v.strip() for v in vals]
      vals = [v for v in vals if len(v)]
      return vals